Speaker



FIG. 1 is a first perspective view of a speaker showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is a partially enlarged view thereof, taken from FIG. 1 .

The broken lines shown in the drawings depict portions of the speaker that form no part of the claimed design. The dot-dash broken lines of FIGS. 1 and 9 are included to show a partially enlarged view only and form no part of the claimed design. 

CLAIM The ornamental design for a speaker, as shown and described. 